M29F002BNB STMicroelectronics, M29F002BNB Datasheet

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M29F002BNB

Manufacturer Part Number
M29F002BNB
Description
Manufacturer
STMicroelectronics
Datasheet

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M29F002BNB
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Part Number:
M29F002BNB-90K6
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ST
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Part Number:
M29F002BNB90K6
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April 2002
SINGLE 5V ± 10% SUPPLY VOLTAGE for
PROGRAM, ERASE and READ OPERATIONS
ACCESS TIME: 45 ns
PROGRAMMING TIME
– 8 µs by Byte typical
7 MEMORY BLOCKS
– 1 Boot Block (Top or Bottom Location)
– 2 Parameter and 4 Main Blocks
PROGRAM/ERASE CONTROLLER
– Embedded Byte Program algorithm
– Embedded Multi-Block/Chip Erase algorithm
– Status Register Polling and Toggle Bits
ERASE SUSPEND and RESUME MODES
– Read and Program another Block during
UNLOCK BYPASS PROGRAM COMMAND
– Faster Production/Batch Programming
TEMPORARY BLOCK UNPROTECTION
MODE
LOW POWER CONSUMPTION
– Standby and Automatic Standby
100,000 PROGRAM/ERASE CYCLES per
BLOCK
20 YEARS DATA RETENTION
– Defectivity below 1 ppm/year
ELECTRONIC SIGNATURE
– Manufacturer Code: 20h
– Top Device Code M29F002BT: B0h
– Top Device Code M29F002BNT: B0h
– Bottom Device Code M29F002BB: 34h
– Bottom Device Code M29F002BNB: 34h
Erase Suspend
2 Mbit (256Kb x8, Boot Block) Single Supply Flash Memory
M29F002BB, M29F002BNB
M29F002BT, M29F002BNT
Figure 1. Logic Diagram
A0-A17
PLCC32 (K)
RP
W
G
E
32
18
1
M29F002BNT
M29F002BNB
V CC
M29F002BB
M29F002BT
V SS
PDIP32 (P)
TSOP32 (N)
8 x 20mm
8
DQ0-DQ7
AI02957B
1/22

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M29F002BNB Summary of contents

Page 1

... Defectivity below 1 ppm/year ELECTRONIC SIGNATURE – Manufacturer Code: 20h – Top Device Code M29F002BT: B0h – Top Device Code M29F002BNT: B0h – Bottom Device Code M29F002BB: 34h – Bottom Device Code M29F002BNB: 34h April 2002 M29F002BT, M29F002BNT M29F002BB, M29F002BNB PLCC32 (K) 32 ...

Page 2

... M29F002BT, M29F002BB, M29F002BNT, M29F002BNB Figure 2. PLCC Connections M29F002BT A3 9 M29F002BB A2 M29F002BNB A1 A0 DQ0 17 Figure 4. PDIP Connections A16 2 31 A15 3 30 A12 M29F002BT M29F002BB M29F002BNT DQ0 13 20 DQ1 14 19 DQ2 AI02960 2/22 Figure 3. TSOP Connections A11 A9 A8 A13 A14 A14 A17 A13 ...

Page 3

... M29F002BT, M29F002BB, M29F002BNT, M29F002BNB (1) Parameter of a program or erase operation can be detected and any error conditions identified. The command set required to control the memory is consistent with JEDEC standards. The blocks in the memory are asymmetrically ar- ranged, see Tables 3A and 3B, Block Addresses. ...

Page 4

... M29F002BT, M29F002BB, M29F002BNT, M29F002BNB SIGNAL DESCRIPTIONS See Figure 1, Logic Diagram, and Table 1, Signal Names, for a brief overview of the signals connect this device. Address Inputs (A0-A17). The Address Inputs select the cells in the memory array to access dur- ing Bus Read operations. During Bus Write opera- tions they control the commands sent to the Command Interface of the internal state machine ...

Page 5

... Read Device Code V IL Note M29F002BT, M29F002BB, M29F002BNT, M29F002BNB When Chip Enable reduced to the TTL Standby Supply Current further reduce the Supply Current to the CMOS Standby Supply Current held within V levels see Table 11, DC Characteristics. During program or erase operations the memory ...

Page 6

... M29F002BT, M29F002BB, M29F002BNT, M29F002BNB COMMAND INTERFACE All Bus Write operations to the memory are inter- preted by the Command Interface. Commands consist of one or more sequential Bus Write oper- ations. Failure to observe a valid sequence of Bus Write operations will result in the memory return- ing to Read mode. The long command sequences are imposed to maximize data security ...

Page 7

... If all of the blocks are protected the Chip Erase operation ap- pears to start but will terminate within about 100µs, leaving the data unchanged. No error condition is given when protected blocks are ignored. M29F002BT, M29F002BB, M29F002BNT, M29F002BNB Bus Write Operations 2nd 3rd Addr ...

Page 8

... M29F002BT, M29F002BB, M29F002BNT, M29F002BNB Block Erase Command. The Block Erase com- mand can be used to erase a list of one or more blocks. Six Bus Write operations are required to select the first block in the list. Each additional block in the list can be selected by repeating the sixth Bus Write operation using the address of the additional block. The Block Erase operation starts the Program/Erase Controller about 50µ ...

Page 9

... Good Block Address Erase Error Faulty Block Address Note: Unspecified data bits should be ignored. M29F002BT, M29F002BB, M29F002BNT, M29F002BNB Toggle Bit (DQ6). The Toggle Bit can be used to identify whether the Program/Erase Controller has successfully completed its operation has re- sponded to an Erase Suspend. The Toggle Bit is output on DQ6 when the Status Register is read ...

Page 10

... M29F002BT, M29F002BB, M29F002BNT, M29F002BNB Figure 5. Data Polling Flowchart START READ DQ5 & DQ7 at VALID ADDRESS DQ7 YES = DATA NO NO DQ5 = 1 YES READ DQ7 at VALID ADDRESS DQ7 YES = DATA NO FAIL Erase Timer Bit (DQ3). The Erase Timer Bit can be used to identify the start of Program/Erase Controller operation during a Block Erase com- mand ...

Page 11

... Table 10. Capacitance ( ° MHz) A Symbol Parameter C Input Capacitance IN C Output Capacitance OUT Note: Sampled only, not 100% tested. M29F002BT, M29F002BB, M29F002BNT, M29F002BNB High Speed 30pF 10ns 1.5V Figure 8. AC Testing Load Circuit 1.5V DEVICE UNDER TEST 2.0V 0.8V AI01275B ...

Page 12

... M29F002BT, M29F002BB, M29F002BNT, M29F002BNB Table 11. DC Characteristics ( 70° C, –40 to 85°C or –40 to 125° Symbol Parameter (1) Input Leakage Current Leakage Current High LR1 I RP Leakage Current Low LR2 I Output Leakage Current LO I Supply Current (Read) CC1 I Supply Current (Standby) TTL CC2 ...

Page 13

... Output Enable High to Output Hi GHQZ t Chip Enable, Output Enable or EHQX t t Address Transition to Output GHQX OH t Transition AXQX Note: 1. Sampled only, not 100% tested. Figure 9. Read Mode AC Waveforms A0-A17 E G DQ0-DQ7 M29F002BT, M29F002BB, M29F002BNT, M29F002BNB Test Condition Min Max Min Max ...

Page 14

... M29F002BT, M29F002BB, M29F002BNT, M29F002BNB Table 13. Write AC Characteristics, Write Enable Controlled ( 70° C, –40 to 85°C or –40 to 125° Symbol Alt t t Address Valid to Next Address Valid AVAV Chip Enable Low to Write Enable Low ELWL Write Enable Low to Write Enable High WLWH Input Valid to Write Enable High ...

Page 15

... OEH High to Write Enable Low VCHWL VCS CC Figure 11. Write AC Waveforms, Chip Enable Controlled A0-A17 W tWLEL G tGHEL E DQ0-DQ7 V CC tVCHWL M29F002BT, M29F002BB, M29F002BNT, M29F002BNB Parameter Min Min Min Min Min Min Min Min Min Min Min Min tAVAV VALID tELAX tAVEL tELEH ...

Page 16

... M29F002BT, M29F002BB, M29F002BNT, M29F002BNB Table 15. Reset/Block Temporary Unprotect AC Characteristics ( 70°C, –40 to 85° –40 to 125° C) Symbol Alt (1) t PHWL RP High to Write Enable Low, Chip Enable t t PHEL RH Low, Output Enable Low (1) t PHGL Pulse Width PLPX RP ( Low to Read Mode t READY ...

Page 17

... For a list of available options (Speed, Package, etc...) or for further information on any aspect of this de- vice, please contact the ST Sales Office nearest to you. M29F002BT, M29F002BB, M29F002BNT, M29F002BNB M29F002BB 45 ...

Page 18

... M29F002BT, M29F002BB, M29F002BNT, M29F002BNB Table 17. Revision History Date Rev. July 1999 -01 First Issue Chip Erase Max. specification added (Table 7) Block Erase Max. specification added (Table 7) Program Max. specification added (Table 7) 07-Oct-1999 -02 Chip Program Max. specification added (Table 7) I and I CC1 CC3 ...

Page 19

... PLCC32 – 32 lead Plastic Leaded Chip Carrier, Package Mechanical Data millimeters Symbol Typ 7. 10. 0.89 M29F002BT, M29F002BB, M29F002BNT, M29F002BNB 0.51 (.020) 1.14 (.045 Min Max Typ 3.18 3.56 1.53 2.41 0.38 – 0.33 0.53 0.66 0.81 0.10 12.32 12.57 11.35 11.51 4.78 5.66 – ...

Page 20

... M29F002BT, M29F002BB, M29F002BNT, M29F002BNB TSOP32 – 32 lead Plastic Thin Small Outline 20mm, Package Outline 1 N/2 TSOP-a Note: Drawing is not to scale. TSOP32 – 32 lead Plastic Thin Small Outline 20mm, Package Mechanical Data Symbol Typ 0. 20/ DIE C A1 millimeters Min Max 1.20 0.05 ...

Page 21

... PDIP32 - 32 lead Plastic DIP, 600 mils width, Package Outline B1 Note: 1. Drawing is not to scale. PDIP32 - 32 lead Plastic DIP, 600 mils width, Package Mechanical Data Symb. Typ 1. 38.10 E 15. 2.54 eA 15. M29F002BT, M29F002BB, M29F002BNT, M29F002BNB Min. Max. – 5.08 0.38 – 3.56 4.06 0.38 0.51 – – ...

Page 22

... M29F002BT, M29F002BB, M29F002BNT, M29F002BNB Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice ...

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